1913] Johnson: Pigment Formation in Amphibian Larvae 85 



Bertrand, G. 



190S. Eecherches sur la melanogenese: Action de la tyrosinase sur la 

 tyrosine. Ann. Inst. Pasteur, 22, 381-389. 

 Castle, W. E. 



1907. On a case of reversion induced by cross-breeding and its fixa- 

 tion. Sci., n.s., 25, 151-1.53. 

 Castle, W. E., in collaboration with H. E. Walter, E. C. Mullenix, and 

 8. Cobb. 

 1909. Studies of inheritance in rabbits. Publ. Carnegie Inst., Wash- 

 ington, no. 114, pp. 69, 4 pis., 4 figs, in text. 

 Chodat, E., and Staub, W. 



1907. Nouvelles recherches sur les ferments oxydants. Ill, La speci- 

 ficite de la tyrosinase et son action sur les produits de la 

 degradation des corps proteiques. Arch. Sci. Phys. (4), 

 Geneve, 24, 172-191. 

 Danilewsky, B. 



1895. De 1 'influence de la lecithine sur la croissance et la multiplica- 

 tion des organismes. C.-E. Acad. Sci., Paris, 121, 1167-1170. 

 Darwin, C. 



1868. The variation of animals and plants under domestication. 

 Authorized ed., with a preface by Prof. Asa Gray. (New 

 York, Orange Judd & Co.), vol. i, x + 494, 43 figs, in text, 

 vol. ii, viii + 568. 

 Dewitz, I. 



1902. Eecherches experimentales sur la metamorphose des insectes. 

 C.-E. Soc. Biol., Paris, 54, 44-45. 

 Gessard, C. 



1901. fjtudes sur la tyrosinase. Ann. Inst. Pasteur, 15, pp. 593-614. 

 Goldfarb, a. J. 



1910. Does lecithin influence growth? Arch. f. Entwicklungsmechanik, 

 29, 25.5-274. 



GORTNEE, E. A. 



1910a. The origin of the brown pigment in the integuments of the larva 

 of Tenebrio molitor. Journ. Biol. Chem., 7, 365-370. 



1910b. Spiegler's "white melanin" as related to dominant or reces- 

 sive white. Amer. Nat., 44, 497-502. 



1911a. Studies on melanin. II, The pigmentation of the adult periodi- 

 cal cicada (Tibicen septendecim L.). Journ. Biol. Chem., 10, 

 89-94, 1 pi. 



1911b. Studies on m^elanin. Ill, The inhibitory action of certain phenolic 

 substances upon tyrosinase. Journ. Biol. Chem., 10, 113-122. 



1911e. Studies on melanin. IV, The origin of the pigment and the color 

 pattern in the elytra of the Colorado potato beetle (Leptino- 

 tarsa decimlineata Say). Amer. Nat., 45, 743-755. 



1911d. On melanin. Biochem. Bull., 1, 207-215. 

 Hammarsten, Olaf. 



1911. A text-book of physiological chemistry. Authorized translation 

 by John A. Mandel. (New York, Wiley), viii + 964 pp., 

 1 pi., 3 tables. 



